小：统一括号缩进

source/constants.py

@@ -500,7 +500,8 @@ STAR_DOWNWARD = "downward"  # 向下
 # 有爆炸图片的子弹
 BULLET_INDEPENDENT_BOOM_IMG = { BULLET_PEA, BULLET_PEA_ICE,
                                 BULLET_MUSHROOM, BULLET_SEASHROOM,
-                                BULLET_STAR, }
+                                BULLET_STAR, 
+}
 
 # 僵尸信息
 ZOMBIE_IMAGE_RECT = "zombie_image_rect"
@@ -656,7 +657,7 @@ for _part1 in (DUCKY_TUBE_ZOMBIE, CONEHEAD_DUCKY_TUBE_ZOMBIE, BUCKETHEAD_DUCKY_T
 # 音效
 def _getSound(filename):
     return pg.mixer.Sound(os.path.join(os.path.dirname(os.path.dirname(__file__)) ,"resources", "sound", filename))
-# 所有音效的元组，用一波海象算子表达（>= python 3.8），免得要维护两个
+# 所有音效的元组，用一波海象算子表达，免得要维护两个
 SOUNDS = (  # 程序交互等
             SOUND_TAPPING_CARD              := _getSound("tap.ogg"),
             SOUND_HELP_SCREEN               := _getSound("helpScreen.ogg"),